//#define _CRT_SECURE_NO_WARNINGS 1
//#include <stdio.h>
//int main()
//{
//    int weight = 0;
//    int height = 0;
//    double bmi = 0.0;
//    scanf("%d%d", &weight, &height);
//    bmi = weight / ((double)height * height / 10000);
//    printf("%.2lf\n", bmi);
//    return 0;
//}
//============================================================